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This project received 11 bids from talented freelancers with an average bid price of $999 USD.

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Project Description

Create webspiders / crawler to compare prices across multiple sites;

Should be implemented using configuration files*, separate modules for easy maintenance, change control (for example if the tag-tag has changed), map the locations of these pages with relevant information (eg price);


The user of the crawler will pass the name of a product, eg 32GB iPad 2, and the crawler will:

1. navigate through the search engines for each site

2. find the parameter passed

3. find a hash / unique identification code of the product

4. navigate to another site

5. if the products are identical to compare prices

# Knowledge required:

1. Experience in developing systems for processing and

data extraction using Object Oriented Perl, more specifically, developing webspiders / crawler.

2. Fluency in the use of parsers HTML / XML.

3. Domain in the use of Regular Expressions.

4. Knowledge of SQL.

# Specific knowledge:

1. LWP

2. DBI

# Sample of module file:

*[url removed, login to view]


--->> Available in an accessible via http

Skills Required

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